TSB: BMW 3 SERIES, 320I, 328D, 330E, 330I, 340I, 4 SERIES, 430I, 440I, 5 SERIES, 5-SERIES GRAN TURISMO, 530E, 530I, 535I, 540D, 540I, 550E, 550I, 640I, X5, X5 HYBRID, X6, X6 M, X7 (2017–2024)

Bulletin B120721 — November 9, 2023

Bulletin Details

Bulletin IDB120721
ManufacturerBMW
Models3 SERIES, 320I, 328D, 330E, 330I, 340I, 4 SERIES, 430I, 440I, 5 SERIES, 5-SERIES GRAN TURISMO, 530E, 530I, 535I, 540D, 540I, 550E, 550I, 640I, X5, X5 HYBRID, X6, X6 M, X7
Model Years2017–2024
Date IssuedNovember 9, 2023
Date Added to NHTSAApril 1, 2024
ComponentENGINE AND ENGINE COOLING
Vehicles Affected161 combinations

What is a TSB?

A Technical Service Bulletin is a document issued by the vehicle manufacturer to inform dealership technicians about a known issue and the recommended repair procedure. TSBs are not mandatory recalls — they serve as repair guidance for common problems.

If your vehicle has this issue, bring this bulletin ID to your dealer. If under warranty, the repair should be covered at no cost.

Summary

Check Control message (CCM) indicates: (ID 213): Stop, exercising due care. Voltage supply The Service Engine Soon light is on with the following DME Fault Code: 21B209 - Starter alternator / belt for 48V system (OSA_RIEMEN_RISS): Belt b

Affected Vehicles

MakeModelYearComponent
BMW 330E 2024 060000 ENGINE AND ENGINE COOLING
BMW 330E 2024 060000 ENGINE AND ENGINE COOLING
BMW 330I 2024 060000 ENGINE AND ENGINE COOLING
BMW 330I 2024 060000 ENGINE AND ENGINE COOLING
BMW 430I 2024 060000 ENGINE AND ENGINE COOLING
BMW 430I 2024 060000 ENGINE AND ENGINE COOLING
BMW X5 2024 060000 ENGINE AND ENGINE COOLING
BMW X5 2024 060000 ENGINE AND ENGINE COOLING
BMW X6 2024 060000 ENGINE AND ENGINE COOLING
BMW X6 2024 060000 ENGINE AND ENGINE COOLING
BMW X7 2024 060000 ENGINE AND ENGINE COOLING
BMW X7 2024 060000 ENGINE AND ENGINE COOLING
BMW 3 SERIES 2023 060000 ENGINE AND ENGINE COOLING
BMW 3 SERIES 2023 060000 ENGINE AND ENGINE COOLING
BMW 330E 2023 060000 ENGINE AND ENGINE COOLING
BMW 330E 2023 060000 ENGINE AND ENGINE COOLING
BMW 330I 2023 060000 ENGINE AND ENGINE COOLING
BMW 330I 2023 060000 ENGINE AND ENGINE COOLING
BMW 340I 2023 060000 ENGINE AND ENGINE COOLING
BMW 340I 2023 060000 ENGINE AND ENGINE COOLING
BMW 4 SERIES 2023 060000 ENGINE AND ENGINE COOLING
BMW 4 SERIES 2023 060000 ENGINE AND ENGINE COOLING
BMW 430I 2023 060000 ENGINE AND ENGINE COOLING
BMW 430I 2023 060000 ENGINE AND ENGINE COOLING
BMW 5 SERIES 2023 060000 ENGINE AND ENGINE COOLING
BMW 5 SERIES 2023 060000 ENGINE AND ENGINE COOLING
BMW 530E 2023 060000 ENGINE AND ENGINE COOLING
BMW 530E 2023 060000 ENGINE AND ENGINE COOLING
BMW 530I 2023 060000 ENGINE AND ENGINE COOLING
BMW 530I 2023 060000 ENGINE AND ENGINE COOLING
BMW 540D 2023 060000 ENGINE AND ENGINE COOLING
BMW 540D 2023 060000 ENGINE AND ENGINE COOLING
BMW 540I 2023 060000 ENGINE AND ENGINE COOLING
BMW 540I 2023 060000 ENGINE AND ENGINE COOLING
BMW X5 2023 060000 ENGINE AND ENGINE COOLING
BMW X5 2023 060000 ENGINE AND ENGINE COOLING
BMW X6 2023 060000 ENGINE AND ENGINE COOLING
BMW X6 2023 060000 ENGINE AND ENGINE COOLING
BMW X7 2023 060000 ENGINE AND ENGINE COOLING
BMW X7 2023 060000 ENGINE AND ENGINE COOLING
BMW 330E 2022 060000 ENGINE AND ENGINE COOLING
BMW 330E 2022 060000 ENGINE AND ENGINE COOLING
BMW 330I 2022 060000 ENGINE AND ENGINE COOLING
BMW 330I 2022 060000 ENGINE AND ENGINE COOLING
BMW 430I 2022 060000 ENGINE AND ENGINE COOLING
BMW 430I 2022 060000 ENGINE AND ENGINE COOLING
BMW 530E 2022 060000 ENGINE AND ENGINE COOLING
BMW 530E 2022 060000 ENGINE AND ENGINE COOLING
BMW 530I 2022 060000 ENGINE AND ENGINE COOLING
BMW 530I 2022 060000 ENGINE AND ENGINE COOLING
BMW 540D 2022 060000 ENGINE AND ENGINE COOLING
BMW 540D 2022 060000 ENGINE AND ENGINE COOLING
BMW 540I 2022 060000 ENGINE AND ENGINE COOLING
BMW 540I 2022 060000 ENGINE AND ENGINE COOLING
BMW X5 2022 060000 ENGINE AND ENGINE COOLING
BMW X5 2022 060000 ENGINE AND ENGINE COOLING
BMW X5 HYBRID 2022 060000 ENGINE AND ENGINE COOLING
BMW X5 HYBRID 2022 060000 ENGINE AND ENGINE COOLING
BMW X6 2022 060000 ENGINE AND ENGINE COOLING
BMW X6 2022 060000 ENGINE AND ENGINE COOLING
BMW X7 2022 060000 ENGINE AND ENGINE COOLING
BMW X7 2022 060000 ENGINE AND ENGINE COOLING
BMW 330E 2021 060000 ENGINE AND ENGINE COOLING
BMW 330E 2021 060000 ENGINE AND ENGINE COOLING
BMW 330I 2021 060000 ENGINE AND ENGINE COOLING
BMW 330I 2021 060000 ENGINE AND ENGINE COOLING
BMW 430I 2021 060000 ENGINE AND ENGINE COOLING
BMW 430I 2021 060000 ENGINE AND ENGINE COOLING
BMW 530E 2021 060000 ENGINE AND ENGINE COOLING
BMW 530E 2021 060000 ENGINE AND ENGINE COOLING
BMW 530I 2021 060000 ENGINE AND ENGINE COOLING
BMW 530I 2021 060000 ENGINE AND ENGINE COOLING
BMW 540I 2021 060000 ENGINE AND ENGINE COOLING
BMW 540I 2021 060000 ENGINE AND ENGINE COOLING
BMW 550E 2021 060000 ENGINE AND ENGINE COOLING
BMW 550E 2021 060000 ENGINE AND ENGINE COOLING
BMW X5 2021 060000 ENGINE AND ENGINE COOLING
BMW X5 2021 060000 ENGINE AND ENGINE COOLING
BMW X5 HYBRID 2021 060000 ENGINE AND ENGINE COOLING
BMW X5 HYBRID 2021 060000 ENGINE AND ENGINE COOLING
BMW X6 2021 060000 ENGINE AND ENGINE COOLING
BMW X6 2021 060000 ENGINE AND ENGINE COOLING
BMW X7 2021 060000 ENGINE AND ENGINE COOLING
BMW X7 2021 060000 ENGINE AND ENGINE COOLING
BMW 330E 2020 060000 ENGINE AND ENGINE COOLING
BMW 330E 2020 060000 ENGINE AND ENGINE COOLING
BMW 330I 2020 060000 ENGINE AND ENGINE COOLING
BMW 330I 2020 060000 ENGINE AND ENGINE COOLING
BMW 340I 2020 060000 ENGINE AND ENGINE COOLING
BMW 340I 2020 060000 ENGINE AND ENGINE COOLING
BMW 430I 2020 060000 ENGINE AND ENGINE COOLING
BMW 440I 2020 060000 ENGINE AND ENGINE COOLING
BMW 530E 2020 060000 ENGINE AND ENGINE COOLING
BMW 530E 2020 060000 ENGINE AND ENGINE COOLING
BMW 530I 2020 060000 ENGINE AND ENGINE COOLING
BMW 530I 2020 060000 ENGINE AND ENGINE COOLING
BMW 540D 2020 060000 ENGINE AND ENGINE COOLING
BMW 540D 2020 060000 ENGINE AND ENGINE COOLING
BMW 540I 2020 060000 ENGINE AND ENGINE COOLING
BMW 540I 2020 060000 ENGINE AND ENGINE COOLING
BMW 550E 2020 060000 ENGINE AND ENGINE COOLING
BMW 550E 2020 060000 ENGINE AND ENGINE COOLING
BMW 640I 2020 060000 ENGINE AND ENGINE COOLING
BMW 640I 2020 060000 ENGINE AND ENGINE COOLING
BMW X5 2020 060000 ENGINE AND ENGINE COOLING
BMW X5 2020 060000 ENGINE AND ENGINE COOLING
BMW X6 2020 060000 ENGINE AND ENGINE COOLING
BMW X6 2020 060000 ENGINE AND ENGINE COOLING
BMW X6 M 2020 060000 ENGINE AND ENGINE COOLING
BMW X6 M 2020 060000 ENGINE AND ENGINE COOLING
BMW X7 2020 060000 ENGINE AND ENGINE COOLING
BMW X7 2020 060000 ENGINE AND ENGINE COOLING
BMW 330I 2019 060000 ENGINE AND ENGINE COOLING
BMW 330I 2019 060000 ENGINE AND ENGINE COOLING
BMW 340I 2019 060000 ENGINE AND ENGINE COOLING
BMW 340I 2019 060000 ENGINE AND ENGINE COOLING
BMW 530E 2019 060000 ENGINE AND ENGINE COOLING
BMW 530E 2019 060000 ENGINE AND ENGINE COOLING
BMW 530I 2019 060000 ENGINE AND ENGINE COOLING
BMW 530I 2019 060000 ENGINE AND ENGINE COOLING
BMW 540D 2019 060000 ENGINE AND ENGINE COOLING
BMW 540D 2019 060000 ENGINE AND ENGINE COOLING
BMW 540I 2019 060000 ENGINE AND ENGINE COOLING
BMW 540I 2019 060000 ENGINE AND ENGINE COOLING
BMW 640I 2019 060000 ENGINE AND ENGINE COOLING
BMW 640I 2019 060000 ENGINE AND ENGINE COOLING
BMW X5 2019 060000 ENGINE AND ENGINE COOLING
BMW X5 2019 060000 ENGINE AND ENGINE COOLING
BMW X7 2019 060000 ENGINE AND ENGINE COOLING
BMW X7 2019 060000 ENGINE AND ENGINE COOLING
BMW 320I 2018 060000 ENGINE AND ENGINE COOLING
BMW 328D 2018 060000 ENGINE AND ENGINE COOLING
BMW 330E 2018 060000 ENGINE AND ENGINE COOLING
BMW 330I 2018 060000 ENGINE AND ENGINE COOLING
BMW 340I 2018 060000 ENGINE AND ENGINE COOLING
BMW 530E 2018 060000 ENGINE AND ENGINE COOLING
BMW 530E 2018 060000 ENGINE AND ENGINE COOLING
BMW 530I 2018 060000 ENGINE AND ENGINE COOLING
BMW 530I 2018 060000 ENGINE AND ENGINE COOLING
BMW 540D 2018 060000 ENGINE AND ENGINE COOLING
BMW 540D 2018 060000 ENGINE AND ENGINE COOLING
BMW 540I 2018 060000 ENGINE AND ENGINE COOLING
BMW 540I 2018 060000 ENGINE AND ENGINE COOLING
BMW 640I 2018 060000 ENGINE AND ENGINE COOLING
BMW 640I 2018 060000 ENGINE AND ENGINE COOLING
BMW 5-SERIES GRAN TURISMO 2017 060000 ENGINE AND ENGINE COOLING
BMW 5-SERIES GRAN TURISMO 2017 060000 ENGINE AND ENGINE COOLING
BMW 530E 2017 060000 ENGINE AND ENGINE COOLING
BMW 530E 2017 060000 ENGINE AND ENGINE COOLING
BMW 530I 2017 060000 ENGINE AND ENGINE COOLING
BMW 530I 2017 060000 ENGINE AND ENGINE COOLING
BMW 535I 2017 060000 ENGINE AND ENGINE COOLING
BMW 535I 2017 060000 ENGINE AND ENGINE COOLING
BMW 540I 2017 060000 ENGINE AND ENGINE COOLING
BMW 540I 2017 060000 ENGINE AND ENGINE COOLING
BMW 550I 2017 060000 ENGINE AND ENGINE COOLING
BMW 550I 2017 060000 ENGINE AND ENGINE COOLING
BMW 640I 2017 060000 ENGINE AND ENGINE COOLING
BMW 640I 2017 060000 ENGINE AND ENGINE COOLING

Related BMW Recalls

CampaignModelYearComponentSummary
C EVOLUTION 2017 ELECTRICAL SYSTEM:WIRING:CONNECTORS/P... BMW of North America, LLC (BMW) is recalling certain 2017-2018 C Evolution mo...
C EVOLUTION 2018 ELECTRICAL SYSTEM:WIRING:CONNECTORS/P... BMW of North America, LLC (BMW) is recalling certain 2017-2018 C Evolution mo...
K 1600 GRAND AMERICA 2024 POWER TRAIN:MANUAL TRANSMISSION:SEALS... BMW of North America, LLC (BMW) is recalling certain 2017-2025 K 1600 GT, GTL...
K 1600 GRAND AMERICA 2023 POWER TRAIN:MANUAL TRANSMISSION:SEALS... BMW of North America, LLC (BMW) is recalling certain 2017-2025 K 1600 GT, GTL...
K 1600 B 2017 POWER TRAIN:MANUAL TRANSMISSION:SEALS... BMW of North America, LLC (BMW) is recalling certain 2017-2025 K 1600 GT, GTL...

What Should You Do?

If your vehicle is affected by this TSB, contact your authorized BMW dealer. Bring this bulletin ID (B120721) when you visit. If under warranty, the repair should be free. If your warranty has expired, ask about goodwill coverage — manufacturers sometimes cover TSB-related repairs beyond the warranty period.

Frequently Asked Questions

A recall is a mandatory safety fix — the manufacturer must repair every affected vehicle for free. A TSB is an advisory document that describes a known issue and the recommended fix, but repairs are not required. However, some TSBs eventually lead to recalls if the issue poses a safety risk. TSBs are generally issued for quality or performance problems, while recalls address safety defects.

If your vehicle is still under the manufacturer's warranty, TSB-related repairs are typically covered at no cost. If your warranty has expired, you can ask the dealer about goodwill or customer assistance programs. Many manufacturers will cover or partially cover repairs for well-known issues, especially if the TSB was issued recently or affects a large number of vehicles.

Check the make, model, and model year listed above against your vehicle. If they match, this bulletin likely applies. However, TSBs may only affect vehicles with specific production dates, VIN ranges, or configurations. Your dealer can confirm by entering your VIN into their service system, which will show all applicable TSBs and recalls.

This data comes from the National Highway Traffic Safety Administration (NHTSA). Manufacturers are required to submit copies of all communications (including TSBs) sent to their dealers to NHTSA. The agency makes this data publicly available as part of its vehicle safety monitoring program.